com.elastisys.scale.cloudpool.openstack.requests

Class AbstractOpenstackRequest<R>

java.lang.Object

com.elastisys.scale.cloudpool.openstack.requests.AbstractOpenstackRequest<R>

Type Parameters:

R - the response type

All Implemented Interfaces:

Callable<R>

Direct Known Subclasses:

AssignFloatingIpRequest, CreateServerRequest, DeleteServerMetadataRequest, DeleteServerRequest, GetServerRequest, ListImagesRequest, ListServersWithTagRequest, ListSizesRequest, ServerExistsRequest, UpdateServerMetadataRequest

public abstract class AbstractOpenstackRequest<R>
extends Object
implements Callable<R>

An abstract base class for implementing OpenStack request clients.

Sub-classes need to implement doRequest(OSClient).

Constructor Summary

Constructors

Constructor and Description
AbstractOpenstackRequest(OSClientFactory clientFactory) Constructs a new AbstractOpenstackRequest with a given OSClientFactory.

Method Summary

Modifier and Type	Method and Description
R	call()
abstract R	doRequest(org.openstack4j.api.OSClient api) Carries out the request and returns the response.
OpenStackPoolDriverConfig	getApiAccessConfig() Returns the API access configuration that describes how to authenticate with and communicate over the OpenStack API.
OSClientFactory	getClientFactory() Returns the OpenStack API client factory.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractOpenstackRequest

public AbstractOpenstackRequest(OSClientFactory clientFactory)

Constructs a new AbstractOpenstackRequest with a given OSClientFactory.

Parameters:

clientFactory - OpenStack API client factory

Method Detail

call

public R call()
       throws RuntimeException

Specified by:

call in interface Callable<R>

Throws:

RuntimeException

getClientFactory

public OSClientFactory getClientFactory()

Returns the OpenStack API client factory.

Returns:

getApiAccessConfig

public OpenStackPoolDriverConfig getApiAccessConfig()

Returns the API access configuration that describes how to authenticate with and communicate over the OpenStack API.

Returns:

doRequest

public abstract R doRequest(org.openstack4j.api.OSClient api)
                     throws RuntimeException

Carries out the request and returns the response.

Parameters:

api - An authenticated OpenStack API client that is instructed to operate against the configured region.

Returns:

The response.

Throws:

RuntimeException - if the request failed.